This document discusses various philosophical perspectives on the question "Who am I?". It covers: (1) the duality of body and soul perspective held by Plato and Descartes, which views the immaterial soul as distinct from the physical body; (2) the unity of body and soul perspective of philosophers like Aquinas, which sees the body and soul as integrated aspects of a single entity; (3) perspectives that examine human consciousness and existence, such as Locke's notion of introspection and Kant's view of the rational self; and (4) the human faculty of reason and differing views on its nature and capabilities. The question of human identity and the relationship between mind, body, and soul has generated significant philosophical